Added missing locale strings for version display.

diff --git a/Cauldron/Locale/Cauldron-enUS.lua b/Cauldron/Locale/Cauldron-enUS.lua
index def4cc9..8f5f13d 100644
--- a/Cauldron/Locale/Cauldron-enUS.lua
+++ b/Cauldron/Locale/Cauldron-enUS.lua
@@ -30,6 +30,9 @@ L["Neutral"] = true
 L["Alliance"] = true
 L["Horde"] = true

+L["Version"] = true
+L["Shows the version number of the addon"] = true
+
 L["Opposing"] = true
 L["Include recipes from opposing faction"] = true
 L["Name"] = true